# Hive Vault MCP Server

On-demand Obsidian vault access for AI coding assistants — 17 tools, 5 resources, 4 prompts.

**Publisher claimed.** No tool list reported, and Pod has not connected to this server.

## Status

Pod has not dialled Hive Vault yet, so everything on this page is what its publisher reported rather than what we observed. Registries describe servers; they do not connect to them. Until a check runs, treat the tool list below as a claim.

## Connect

Published as `hive-vault` on pypi. Runs locally.

## Known issues

**18 problems reported by people outside the maintainer team.** Issues filed by the project's own owners, members and collaborators are excluded — those are release checklists and internal refactors, not things that will go wrong for you. Showing 12.

### Most discussed

### Drop _compat.py: if mcp/python-sdk#2610 still silent on 2026-06-12, port the fix as our own upstream PR — due 2026-06-12

**Due date:** 2026-06-12 (+21 days from the HIVE-115 PR-4 ship)

## Why this issue exists

`src/hive/_compat.py` is a self-gated monkey-patch on `mcp.shared.session.RequestResponder` that works around the cancel-race tracked upstream at [modelcontextprotocol/python-sdk#2610](https://github.com/modelcontextprotocol/python-sdk/issues/2610).

As of 2026-05-22:

- Issue #2610 has been **open for ~weeks with no maintainer engagement**.
- Independent confirmation of the same bug + same fix pattern was

[Read the thread](https://github.com/mlorentedev/hive/issues/127) · 2026-05-23 · open · 5 comments

### The delegate worker reaches zero models — make it NaN-only and give it a dispatch verb

Blocks `mlorentedev/dotfiles#1190` (CLI-042 — the `dotf agent run` executor seam). That spec makes
hive one of two dispatch backends; today hive cannot serve a single request.

## Measured, 2026-08-22

`worker_status` on this machine:

```
## Connectivity
- Ollama: offline / unavailable
- OpenRouter: no API key
## Available Models
### Ollama (offline / unavailable)
### OpenRouter — No API key configured
```

**Zero reachable models.** The worker's provider vocabulary (`auto` / `ollama` / `openro

[Read the thread](https://github.com/mlorentedev/hive/issues/384) · 2026-08-23 · open · 2 comments

### Beta test findings: HIVE_VAULT_PATH not respected via Hermes MCP, vault_write/vault_patch API quirks

## Beta Test Results — Hive MCP (v1.32.3)

**Environment:** Hermes Agent stdio transport, vault at `/persist/hermes-vault`, scope `agents:hermes-nan`

### ✅ Working

| Tool | Result |
|------|--------|
| `vault_health` | ✅ Returns full report: projects, files, lines, backends |
| `vault_list` | ✅ Lists all projects with file counts and shortcuts |
| `vault_list(project="agents:hermes-nan")` | ✅ Lists 20 files in agent directory correctly |
| `vault_query(project, section)` | ✅ Section shortcuts 

[Read the thread](https://github.com/mlorentedev/hive/issues/202) · 2026-06-04 · closed · 2 comments

### vault_patch leaves stale `.git/hive.lock` after deadline subprocess kill (Windows)

## Summary
On Windows 11, `vault_patch` against a 174 MB local vault times out after 60s when its internal `git add` subprocess hangs. Hive kills the subprocess at the deadline, but the file write has already landed on disk while the git commit never runs — leaving the vault in a "modified" state and a 0-byte `.git/hive.lock` orphan that the parent Hive process keeps an open handle on (cannot be removed externally with `rm` — `Device or resource busy`). Observed once today with strong hypothesis

[Read the thread](https://github.com/mlorentedev/hive/issues/141) · 2026-05-27 · closed · 2 comments

### Bug: tool_timeout (tool_span) does not preempt sync subprocess/thread work — 14-min capture_lesson observed

## Origin

Split from #110 because the fix has its own design surface and risk profile. Evidence comes from the same 2026-05-21 session: `capture_lesson` ran for **838 seconds** while `ctx.tool_timeout` was configured at **60 seconds**. The configured deadline was not enforced.

```
2026-05-21 19:10:48,690 INFO  Processing request of type CallToolRequest
2026-05-21 19:24:47,047 WARNING git commit timed out for ['10_projects\hive\90-lessons.md']
2026-05-21 19:24:47,047 INFO  mcp ok method=tools/c

[Read the thread](https://github.com/mlorentedev/hive/issues/111) · 2026-05-22 · closed · 2 comments

### Most recent

### Migrate the worker and embed credentials to SecretStr — repr=False closes the measured leak, not the class

`HiveSettings.worker_api_key` and `embed_api_key` carry `repr=False` as of the delegate-verb work, which closes the leak that was measured: `repr(HiveSettings())` rendered `worker_api_key='<the key>'` verbatim, and `repr` is what a traceback, a debug log and a pytest assertion print unbidden.

`repr=False` is a narrower guarantee than the type deserves, and the code says so:

```python
# `SecretStr` is the idiomatic fix and is deliberately NOT taken here: it
# changes the field's type, which pro

[Read the thread](https://github.com/mlorentedev/hive/issues/397) · 2026-08-23 · open · 0 comments

### Re-narrow the mcp pin to <2.0: the widened cap contradicts its own documented rationale

Decision taken 2026-08-07: re-narrow `mcp` from `>=1.27,<3.0` back to `>=1.27,<2.0`. Filed so the decision is durable rather than living in a session transcript, and sequenced behind #338 because both touch `uv.lock`.

## The concrete finding

`pyproject.toml` currently states the constraint and its justification in the same block, and **they disagree with each other**:

```
# Cap at <2.0 so a deliberate review happens before adopting
# any new major release. Bump the lower bound when verifying 

[Read the thread](https://github.com/mlorentedev/hive/issues/342) · 2026-08-08 · closed · 0 comments

### session_briefing(project=<slug>) reproducibly times out at 60s while all other tools respond (Windows, v1.41.7)

`session_briefing(project=<slug>)` reproducibly times out at 60s, while every other tool — including `session_briefing()` with no project — responds instantly. The MCP server is fully healthy (13 tools registered, handshake fine); only the per-project briefing path hangs. This is a **distinct failure mode from #267** (that issue is the uv-trampoline upgrade-swap corruption that registers *zero* tools and kills the whole server — here the server is up and 12/13 tools work).

## What happens (2026

[Read the thread](https://github.com/mlorentedev/hive/issues/282) · 2026-06-29 · closed · 0 comments

### Auto-detect vault root when HIVE_VAULT_PATH is unset (walk up for .obsidian/)

Follow-up to #246 (PR #272), which delivered the required half of the DoD: a loud WHY/FIX startup warning when the resolved vault path is missing, distinguishing a stale `HIVE_VAULT_PATH` from a missing default.

This tracks the **optional** half: when `HIVE_VAULT_PATH` (alias `VAULT_PATH`) is unset, auto-detect the vault root instead of blindly using the hardcoded default — walk up from the cwd for a directory containing `.obsidian/`, falling back to the git root, then to the current default.

[Read the thread](https://github.com/mlorentedev/hive/issues/273) · 2026-06-24 · open · 0 comments

### Expose daemon endpoint + token for third-party MCP clients (hive client --print-endpoint)

### Problem

The `hive serve` single-owner daemon (ADR-011 / HIVE-118) already exposes a clean MCP
**Streamable-HTTP** endpoint at `/mcp` on a loopback port, gated by a per-daemon bearer token
(`StaticTokenVerifier`). The endpoint and token are published to the state dir as
`daemon.port` and `daemon.token` (owner-only) under `~/.local/share/hive/`.

This is exactly what a **third-party MCP client** (i.e. anything that is not the bundled
`hive client` stdio shim) needs in order to connect

[Read the thread](https://github.com/mlorentedev/hive/issues/266) · 2026-06-23 · open · 0 comments

### hive service install should inject the resolved vault path into the daemon unit (self-contained env)

Spun out of cross-repo work in `mlorentedev/dotfiles` (#446 / HARNESS-024, ADR-025) and tracked there under #450 (hive integration robustness review). Sibling of #246 (HIVE-119).

## Problem
`hive serve` (the Phase C daemon) reads `HIVE_VAULT_PATH` from its OWN process environment at start. But `hive service install` creates the unit — systemd `--user` on Linux, Scheduled Task on Windows — with **no environment injection**. So the daemon has no vault path unless something external provisions it.

[Read the thread](https://github.com/mlorentedev/hive/issues/247) · 2026-06-19 · open · 0 comments

### Feature: vault_health server identity + optional runtime metadata

## Origin

Surfaced in a 2026-05-21 dotfiles session: the user asked "qué versión de hive corres?" and `vault_health` had nothing to answer with. Fallback was `uvx --from hive-vault python -c "import importlib.metadata as m; print(m.version('hive-vault'))"` — works, but requires leaving the running session and shelling out. The MCP `initialize` handshake exposes `serverInfo.version` to the client, but Claude Code (and other MCP hosts) don't re-surface it as tool output, so a running session has 

[Read the thread](https://github.com/mlorentedev/hive/issues/109) · 2026-05-21 · closed · 0 comments

[See all 16 reports Pod holds for Hive Vault](/mcp/hive-vault/issues) — of 18 qualified upstream.

## Firsthand observations

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## For agents

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